$ sudo apt-get remove libjpeg62 

Uninstall libjpeg62 including dependent package

If you would like to remove libjpeg62 and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove libjpeg62 

Use Purging libjpeg62

If you use with purge options to libjpeg62 package all the configuration and dependent packages will be removed.

$ sudo apt-get purge libjpeg62 

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove libjpeg62 

See Also,